Diplexing
双工发送设备, 双工接受设备
🗣️ 情景例句
Why do prices always go up during Spring Festival?
为什么春节期间很多东西都会涨价？
He's very fond of playing tennis.
他非常喜欢打网球。
That's OK. Can I borrow it, please?
没关系，我能借用一下吗？